EARMOR® M20 Electronic Earplug is a more convenient and excellent hearing protection product. It adopts in-ear electronic hearing
protection, which can help reduce continuous noise and impulse noise, while suppressing dangerous noises higher than 82 dB, and
improve perception and communication in the noisy environments. There are two modes of indoor and outdoor to adjust the ambient
sound. It is suitable for use in high-noise environments such as shooting training, law enforcement, manufacturing and
construction, making work comfortable and efficient.
 
Features:
• Noise reduction rating +NRR22
• Intuitive one-button operation
• Rechargeable, high battery life
• 2 sound effects (indoor and outdoor)
•Power, low battery prompt
•Automatic shutoff after charging, automatic shutdown after 2 hours standby
•Portable, comfortable and compatible
• Anti-lost silicone Retention cord
• 3 sizes of earpieces cover and eartips
• The included data cable can be used for charging
•IPX-4 water resistance
 
Scenes:
Shooting training, law enforcement, manufacturing, construction.
 
Automatic shutoff:
1.Nearly 2 hours standby, the electronic earplugs will be a beep.
2.After more than 2 hours of standby, the electronic earplugs will auto shutoff and
emit 3 beeps.
3.Put the earplugs in the charging case when they are turned on, and will auto shutoff.
4.Needs to be turned on again, just press the ON / OFF button again.

2 modes of noise reduction:
In order to reduce the echo and reverberation when shooting in indoor/outdoor environments, the electric earplugs are set with two noise reduction modes, indoor mode and outdoor mode, which can be switched.
 
Clear voice tracking
Clear voice tracking technology improves the recognition of the voice in the
environment, which can optimize the vocal dialogue in the environment and make
the voice clearer.